Sep 2025 – Present · 6 mos

Sep 2022 – Present · 3 yrs 6 mos

Nov 2021 – Sep 2025 · 3 yrs 10 mos

Aug 2021 – Nov 2021 · 3 mos

Oct 2018 – Aug 2021 · 2 yrs 10 mos

Mar 2018 – Oct 2018 · 7 mos · Redmond, WA, USA

Mar 2017 – Mar 2018 · 1 yr · Redmond, WA, USA

Apr 2015 – Mar 2017 · 1 yr 11 mos · Redmond, WA, USA

• After Microsoft acquired HockeyApp, I became the manager for the team of program managers. Our product portfolio included HockeyApp, Visual Studio App Center (the next generation of HockeyApp), Xamarin Test Cloud, CodePush, and Azure Notification Hubs. My team defined the vision and features for each product, works for design and development teams on the implementation, and engages with customers to create industry-leading DevOps solutions.

Mar 2011 – Mar 2015 · 4 yrs · Stuttgart, Germany

• HockeyApp is the best way to collect live crash reports, get feedback from your users, distribute your betas, recruit new testers, and analyze your test coverage. Launched in 2011, HockeyApp was one of the first DevOps solutions for Android, iOS, macOS, and Windows developers, and made mobile developers around the world more productive. I co-founded HockeyApp together with Andreas Linde, Stefan Haubold, and Michael Simmons, and led the company as the CEO until the acquisition through Microsoft in December 2014.

Mar 2010 – Mar 2015 · 5 yrs · Stuttgart, Germany

• Driven by customer obsession, great design, and high quality, we created mobile apps for Viacom International Media Networks Germany, Zattoo Inc, Dekra Automobil GmbH, and for YOC AG. Reference apps include the South Park app for iOS and Android, Zattoo for Android, or the original version of the Postbank app. As part of the HockeyApp acquisition, the Codenauts team joined Microsoft and now works on SDKs for HockeyApp and Visual Studio Mobile Center.

Apr 2009 – Feb 2010 · 10 mos · Berlin, Germany

• I worked on GameOne, ClubNick, and other MTV properties, mostly as a backend developer using Ruby on Rails and JavaScript.

Jan 2007 – Dec 2008 · 1 yr 11 mos · Stuttgart Area, Germany

• I managed the team of software developers for Side View Assist, the first ever ultrasonic-based system for monitoring the blind spot of cars and trucks.

Sep 2002 – Dec 2006 · 4 yrs 3 mos · Stuttgart Area, Germany

• I designed and implemented control systems for various advanced driver assistance systems like Brake Assist Plus, Pre-Safe Break, and Active Parking Assist. Brake Assist Plus and Pre-Safe Break were marquee features of the 2005 S-Class (W221) and 2006 CL-Class (C216).

Jan 1998 – Aug 2002 · 4 yrs 7 mos · Berlin, Germany

• In my first company, we developed insurance software for Windows helping insurance agents to calculate prices for various insurance products. We sold our software to more than 1,500 insurance agents in Germany and later also offered web hosting and online insurance calculation.